4820-01-421-0122
Safety Relief Valve
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Official Item Classification
- Name
- Safety Relief Valve
- (NSN) National Stock Number
- 4820-01-421-0122
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05488
- (FIIG) Federal Item Identification Guide
- A046B0
- Date
- 10/30/1995 (30 years ago)
160.0 fahrenheit single response maximum operating temp, 3b 2nd end thread class, spring disk loading method, 3a 1st end thread class, right-hand all ends thread direction
Specs & Compatibility
3a 1st end
3b 2nd end
right-hand all ends
spring
160.0 fahrenheit single response
-65.0 fahrenheit
aircraft, airlifter c-17a
flared (tube) 1st end
gasket seal(boss) 2nd end
automatic
threaded external tube 1st end
threaded internal boss 2nd end
150.0 pounds per square inch single response
0.563 inches all ends
37.0 degrees 1st end
steel comp 316 body
steel comp 316 flow control device
qq-s-763 fed spec single material response or astm a479 assn std single material response body
qq-s-763 fed spec single material response or astm a479 assn std single material response flow control device
water, fresh single response
passivate
qq-p-35 fed spec single treatment response
straight thru note: to be used for valve bodies of one section only.
unjf all ends
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0005488
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| Part Number | Description |
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| 7D0150 | Safety Relief Valve |
| 7D0150-06 | Safety Relief Valve |
| RV05-203-06 | Safety Relief Valve |